139223000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19889}}^1$

素因数の和:19917

約数の個数: 64

約数和(自身を含む): 372340800

約数和(自身を除く): 233117800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 19889, 39778, 79556, 99445, 139223, 159112, 198890, 278446, 397780, 497225, 556892, 696115, 795560, 994450, 1113784, 1392230, 1988900, 2486125, 2784460, 3480575, 3977800, 4972250, 5568920, 6961150, 9944500, 13922300, 17402875, 19889000, 27844600, 34805750, 69611500, 139223000]

約数ペア:

[(1, 139223000), (2, 69611500), (4, 34805750), (5, 27844600), (7, 19889000), (8, 17402875), (10, 13922300), (14, 9944500), (20, 6961150), (25, 5568920), (28, 4972250), (35, 3977800), (40, 3480575), (50, 2784460), (56, 2486125), (70, 1988900), (100, 1392230), (125, 1113784), (140, 994450), (175, 795560), (200, 696115), (250, 556892), (280, 497225), (350, 397780), (500, 278446), (700, 198890), (875, 159112), (1000, 139223), (1400, 99445), (1750, 79556), (3500, 39778), (7000, 19889)]